PSI
PSI 22L HO
PSI 22L HO is a 21.93 L V12 spark-ignition natural-gas generator engine. Natural-gas ratings: 60 Hz standby 500 kWe / 570 kWm. Ratings exclude propane/LPG data and were verified from PSI Power Systems Y24 brochure, natural-gas columns.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-07-24
- Package route
- gas generator sets
- Standby Power · 60 Hz
- 625 kVA
- Electrical Output
- 500 kWe
- Cylinders
- V12
- Displacement
- 21.93 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Standby Power | 570 | 500 | 625 |
Ask about PSI 22L HO
Choose parts / service or sourcing. Your message includes this model and page link.
PSI 22L HO overhaul & repair parts
Already running a PSI 22L HO? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Start with engine identification
We do not have a reviewed public parts preview for this model yet. Send the engine details and tell us what needs repair.
Let’s identify the right parts.
The model is the starting point. Serial numbers and build configurations can change which parts fit.
- Take a clear photo of the engine nameplate.
- Tell us what needs repair or replacement.
- Send both in WhatsApp to start a fitment check.
Opens WhatsApp with 22L HO and your selected categories included. Attach your photos there.
PSI 22L HO generator set context
The PSI 22L HO is listed here as a natural gas generator-drive engine for 60 Hz generator sets, with a headline 625 kVA / 500 kWe / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
Also searched as
Technical Specifications
| Brand | PSI |
| Model | 22L HO |
| Configuration | V12 |
| Cylinders | 12 |
| Displacement | 21.93 L |
| Compression Ratio | 10.5:1 |
| Dry Weight | 1650 kg |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | EPA |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the PSI 22L HO?
The PSI 22L HO is rated at 625 kVA standby at 60 Hz (1,800 rpm).
Does the 22L HO run at 50 Hz or 60 Hz?
The PSI 22L HO is rated for 60 Hz (1,800 rpm).
What fuel does the PSI 22L HO use?
The PSI 22L HO is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the 22L HO?
The PSI 22L HO is a V12 (12-cylinder) engine with a displacement of 21.93 L.
What emissions information is listed for the 22L HO?
This record lists U.S. EPA Stationary for the PSI 22L HO. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the PSI 22L HO?
The PSI 22L HO is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the 22L HO?
This page links reference documents for the PSI 22L HO. Check each document's title, model coverage, revision and rating conditions before using it for selection.